I program that I wrote in C fork()'s off a child process. Neither process will terminate. If I launch the program from the command line and press control-c which process(es) will receive the interrupt ...

I am using a linux script which has the task of forwarding control of the system to remote support. In this script one of the commands is a ssh port forward command that will forward the port of the ...

Consider a parent process which completes a socket/bind/accept, and will fork children with that socket open for them to communicate with, while the parent continues accepting connections. That parent ...

A fork() system call clones a child process from the running process. The two processes are identical except for their PID.
Naturally, if the processes are just reading from their heaps rather than ...

In Unix whenever we want to create a new process, we fork the current process, creating a new child process which is exactly the same as the parent process; then we do an exec system call to replace ...

Linux applications generally fork then exec (with execve() ), but Java applications, and certain Apache MPMs use threading. If forking, uses the fork + exec to spawn a process, what is the high level ...

When executing ps command in my Linux system i see some user processes twice (different PID...). I wonder if they are new processes or threads of the same process. I know some functions in standard C ...

I've been messing with forkbombs and noticed that if I just fork() processes repeatedly, killing the initial process will bring down the whole tree. This is not the case for forkbombs written in BASH ...

When a child is forked then it inherits parent's file descriptors, if child closes the file descriptor what will happen ? If child starts writing what shall happen to the file at the parent's end ? ...

I was looking at the output of pstree, and realised that processes that I started using dmenu seem to fork from bash.
What is the reasoning behind this? And is there any way I can make dmenu behave ...

I guess I'll come across as a total newbie for asking this, but I get the above message right after starting an ssh session.
The reason I opened the ssh session was that I came across a 500 internal ...

I am running R job under a normal user john and root. Interestingly, the program stalls under john user but runs quickly under root. Using strace, I found that when john runs the R, the process stalls ...

I've written quite a few shell scripts over the years (but I'm certainly not a sysadmin) and there's something that always caused me troubles: how can I fork a shell command immune to hangups in the ...

I am reading the book Advanced Programming in the Unix Environment.
There is a test program to test the fork function. It works well in my Ubuntu. But what I confused is that why there is no command ...